Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5795320 | Paper applicator containing a compostable coating | Steven James Nielsen, Yihua Chang, Allan James Krueger, Tammy Jo Balzar | 1998-08-18 |
| 5601530 | Paper applicator containing a water-insoluble coating | Steven James Nielsen, Yihua Chang, Allan James Krueger, Tammy Jo Rentmeester | 1997-02-11 |
| 5571540 | Apparatus for crimping, pleating and forming a tip on a hollow tube | Jeffrey Michael Weyenberg, Noel J. Rasmussen | 1996-11-05 |
| 5501063 | Apparatus and method of reducing the force to expel a tampon from a tampon applicator and the applicator itself | Jeffrey Michael Weyenberg, Noel J. Rasmussen | 1996-03-26 |
| 4872933 | Method of forming rapidly disintegrating paper tubes | — | 1989-10-10 |
| 4792326 | Rapidly disintegrating paper tubes | — | 1988-12-20 |
| 4787895 | Adhesively held spiral wound tampon and method of its formation | Bruce G. Stokes, Donald A. Sheldon | 1988-11-29 |
| 4622030 | Reverse folded convolutely wound tampon tube | Donald A. Sheldon | 1986-11-11 |
| 4373529 | Tampon with wound pledget in the shape of a bell | Amnuey Lilaonitkul | 1983-02-15 |